From: Mikael Magnusson <mikachu@gmail.com>
To: zsh-workers <zsh-workers@sunsite.dk>
Subject: cd -s symlink hangs (sometimes?)
Date: Fri, 20 Mar 2009 22:12:30 +0100 [thread overview]
Message-ID: <237967ef0903201412h2a7b99c9ya5101509a3972313@mail.gmail.com> (raw)
Hi,
zsh -f
% mkdir a
% ln -s a b
% cd -s b
cd: not a directory: b
% cd -s b
# kill -9 in another terminal
zsh: killed zsh -f
strace output of a rerun where it happened the first time ($PWD is /tmp/x)
write(10, "\10cd"..., 3) = 3
read(10, " "..., 1) = 1
write(10, " "..., 1) = 1
read(10, "-"..., 1) = 1
write(10, "-"..., 1) = 1
read(10, "s"..., 1) = 1
write(10, "s"..., 1) = 1
read(10, " "..., 1) = 1
write(10, " "..., 1) = 1
read(10, "b"..., 1) = 1
write(10, "b"..., 1) = 1
read(10, "\n"..., 1) = 1
write(10, "\r\n"..., 2) = 2
alarm(0) = 0
ioctl(10, SNDCTL_TMR_STOP or TCSETSW, {B38400 opost isig icanon echo ...}) = 0
ioctl(10, SNDCTL_TMR_STOP or TCSETSW, {B38400 opost isig icanon echo ...}) = 0
time(NULL) = 1237583357
rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
open(".", O_RDONLY|O_NOCTTY|O_LARGEFILE) = 3
chdir("/") = 0
lstat64("tmp", {st_mode=S_IFDIR|S_ISVTX|0777, st_size=1040, ...}) = 0
chdir("tmp") = 0
lstat64(".", {st_mode=S_IFDIR|S_ISVTX|0777, st_size=1040, ...}) = 0
lstat64("x", {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
chdir("x") = 0
lstat64(".", {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
lstat64("b", {st_mode=S_IFLNK|0777, st_size=1, ...}) = 0
fchdir(3) = 0
close(3) = 0
stat64(".", {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0
lstat64("b", {st_mode=S_IFLNK|0777, st_size=1, ...}) = 0
chdir("../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../..")
= 0
...
[chdir repeated infinitely]
--
Mikael Magnusson
next reply other threads:[~2009-03-20 21:12 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-20 21:12 Mikael Magnusson [this message]
2009-03-20 22:48 ` Peter Stephenson
2009-03-20 23:15 ` Mikael Magnusson
2009-03-22 12:54 ` Peter Stephenson
2009-03-22 23:05 ` Mikael Magnusson
2009-03-23 10:49 ` Peter Stephenson
2009-03-23 11:46 ` Mikael Magnusson
2009-03-23 12:27 ` Peter Stephenson
2009-03-24 12:46 ` Peter Stephenson
2009-03-24 15:15 ` Bart Schaefer
2009-03-24 16:02 ` Peter Stephenson
2009-04-06 11:07 ` Mikael Magnusson
2009-04-06 11:13 ` Peter Stephenson
2009-03-23 15:18 ` Bart Schaefer
2009-03-23 15:39 ` Peter Stephenson
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